#!/usr/bin/env python
# -*- coding: utf-8 -*-
"""
**traceUi.py**
**Platform:**
Windows, Linux, Mac Os X.
**Description:**
This module defines the :class:`TraceUi` Component Interface class and others helper objects.
**Others:**
"""
#**********************************************************************************************************************
#*** Future imports.
#**********************************************************************************************************************
from __future__ import unicode_literals
#**********************************************************************************************************************
#*** External imports.
#**********************************************************************************************************************
import os
import re
import sys
if sys.version_info[:2] <= (2, 6):
from ordereddict import OrderedDict
else:
from collections import OrderedDict
from PyQt4.QtCore import Qt
from PyQt4.QtCore import pyqtSignal
#**********************************************************************************************************************
#*** Internal imports.
#**********************************************************************************************************************
import foundations.exceptions
import foundations.verbose
import foundations.strings
import foundations.trace
import umbra.exceptions
import umbra.ui.nodes
from manager.qwidgetComponent import QWidgetComponentFactory
from umbra.components.addons.traceUi.models import ModulesModel
from umbra.components.addons.traceUi.nodes import ModuleNode
from umbra.components.addons.traceUi.views import Modules_QTreeView
from umbra.ui.widgets.search_QLineEdit import Search_QLineEdit
#**********************************************************************************************************************
#*** Module attributes.
#**********************************************************************************************************************
__author__ = "Thomas Mansencal"
__copyright__ = "Copyright (C) 2008 - 2013 - Thomas Mansencal"
__license__ = "GPL V3.0 - http://www.gnu.org/licenses/"
__maintainer__ = "Thomas Mansencal"
__email__ = "thomas.mansencal@gmail.com"
__status__ = "Production"
__all__ = ["LOGGER", "COMPONENT_UI_FILE", "TraceUi"]
LOGGER = foundations.verbose.installLogger()
COMPONENT_UI_FILE = os.path.join(os.path.dirname(__file__), "ui", "Trace_Ui.ui")
#**********************************************************************************************************************
#*** Module classes and definitions.
#**********************************************************************************************************************
[docs]class TraceUi(QWidgetComponentFactory(uiFile=COMPONENT_UI_FILE)):
"""
This class is the :mod:`umbra.components.addons.traceUi.traceUi` Component Interface class.
"""
# Custom signals definitions.
refreshNodes = pyqtSignal()
"""
This signal is emited by the :class:`TraceUi` class when :obj:`TraceUi.model` class property model
nodes needs to be refreshed. ( pyqtSignal )
"""
def __init__(self, parent=None, name=None, *args, **kwargs):
"""
.. Sphinx: Statements updated for auto-documentation purpose.
:param parent: Object parent. ( QObject )
:param name: Component name. ( String )
:param \*args: Arguments. ( \* )
:param \*\*kwargs: Keywords arguments. ( \*\* )
"""
LOGGER.debug("> Initializing '{0}()' class.".format(self.__class__.__name__))
super(TraceUi, self).__init__(parent, name, *args, **kwargs)
# --- Setting class attributes. ---
self.deactivatable = True
self.__dockArea = 1
self.__engine = None
self.__settings = None
self.__settingsSection = None
self.__model = None
self.__view = None
self.__headers = OrderedDict([("Module", "name"),
("Traced", "traced")])
#******************************************************************************************************************
#*** Attributes properties.
#******************************************************************************************************************
@property
def dockArea(self):
"""
This method is the property for **self.__dockArea** attribute.
:return: self.__dockArea. ( Integer )
"""
return self.__dockArea
@dockArea.setter
#*** Sphinx: Decorator commented for auto-documentation purpose. @foundations.exceptions.handleExceptions(foundations.exceptions.ProgrammingError)
def dockArea(self, value):
"""
This method is the setter method for **self.__dockArea** attribute.
:param value: Attribute value. ( Integer )
"""
raise foundations.exceptions.ProgrammingError(
"{0} | '{1}' attribute is read only!".format(self.__class__.__name__, "dockArea"))
@dockArea.deleter
#*** Sphinx: Decorator commented for auto-documentation purpose. @foundations.exceptions.handleExceptions(foundations.exceptions.ProgrammingError)
[docs] def dockArea(self):
"""
This method is the deleter method for **self.__dockArea** attribute.
"""
raise foundations.exceptions.ProgrammingError(
"{0} | '{1}' attribute is not deletable!".format(self.__class__.__name__, "dockArea"))
@property
def engine(self):
"""
This method is the property for **self.__engine** attribute.
:return: self.__engine. ( QObject )
"""
return self.__engine
@engine.setter
#*** Sphinx: Decorator commented for auto-documentation purpose. @foundations.exceptions.handleExceptions(foundations.exceptions.ProgrammingError)
def engine(self, value):
"""
This method is the setter method for **self.__engine** attribute.
:param value: Attribute value. ( QObject )
"""
raise foundations.exceptions.ProgrammingError(
"{0} | '{1}' attribute is read only!".format(self.__class__.__name__, "engine"))
@engine.deleter
#*** Sphinx: Decorator commented for auto-documentation purpose. @foundations.exceptions.handleExceptions(foundations.exceptions.ProgrammingError)
[docs] def engine(self):
"""
This method is the deleter method for **self.__engine** attribute.
"""
raise foundations.exceptions.ProgrammingError(
"{0} | '{1}' attribute is not deletable!".format(self.__class__.__name__, "engine"))
@property
def settings(self):
"""
This method is the property for **self.__settings** attribute.
:return: self.__settings. ( QSettings )
"""
return self.__settings
@settings.setter
#*** Sphinx: Decorator commented for auto-documentation purpose. @foundations.exceptions.handleExceptions(foundations.exceptions.ProgrammingError)
def settings(self, value):
"""
This method is the setter method for **self.__settings** attribute.
:param value: Attribute value. ( QSettings )
"""
raise foundations.exceptions.ProgrammingError(
"{0} | '{1}' attribute is read only!".format(self.__class__.__name__, "settings"))
@settings.deleter
#*** Sphinx: Decorator commented for auto-documentation purpose. @foundations.exceptions.handleExceptions(foundations.exceptions.ProgrammingError)
[docs] def settings(self):
"""
This method is the deleter method for **self.__settings** attribute.
"""
raise foundations.exceptions.ProgrammingError(
"{0} | '{1}' attribute is not deletable!".format(self.__class__.__name__, "settings"))
@property
def settingsSection(self):
"""
This method is the property for **self.__settingsSection** attribute.
:return: self.__settingsSection. ( String )
"""
return self.__settingsSection
@settingsSection.setter
#*** Sphinx: Decorator commented for auto-documentation purpose. @foundations.exceptions.handleExceptions(foundations.exceptions.ProgrammingError)
def settingsSection(self, value):
"""
This method is the setter method for **self.__settingsSection** attribute.
:param value: Attribute value. ( String )
"""
raise foundations.exceptions.ProgrammingError(
"{0} | '{1}' attribute is read only!".format(self.__class__.__name__, "settingsSection"))
@settingsSection.deleter
#*** Sphinx: Decorator commented for auto-documentation purpose. @foundations.exceptions.handleExceptions(foundations.exceptions.ProgrammingError)
[docs] def settingsSection(self):
"""
This method is the deleter method for **self.__settingsSection** attribute.
"""
raise foundations.exceptions.ProgrammingError(
"{0} | '{1}' attribute is not deletable!".format(self.__class__.__name__, "settingsSection"))
@property
def model(self):
"""
This method is the property for **self.__model** attribute.
:return: self.__model. ( CollectionsModel )
"""
return self.__model
@model.setter
#*** Sphinx: Decorator commented for auto-documentation purpose. @foundations.exceptions.handleExceptions(foundations.exceptions.ProgrammingError)
def model(self, value):
"""
This method is the setter method for **self.__model** attribute.
:param value: Attribute value. ( CollectionsModel )
"""
raise foundations.exceptions.ProgrammingError(
"{0} | '{1}' attribute is read only!".format(self.__class__.__name__, "model"))
@model.deleter
#*** Sphinx: Decorator commented for auto-documentation purpose. @foundations.exceptions.handleExceptions(foundations.exceptions.ProgrammingError)
[docs] def model(self):
"""
This method is the deleter method for **self.__model** attribute.
"""
raise foundations.exceptions.ProgrammingError(
"{0} | '{1}' attribute is not deletable!".format(self.__class__.__name__, "model"))
@property
def view(self):
"""
This method is the property for **self.__view** attribute.
:return: self.__view. ( QWidget )
"""
return self.__view
@view.setter
#*** Sphinx: Decorator commented for auto-documentation purpose. @foundations.exceptions.handleExceptions(foundations.exceptions.ProgrammingError)
def view(self, value):
"""
This method is the setter method for **self.__view** attribute.
:param value: Attribute value. ( QWidget )
"""
raise foundations.exceptions.ProgrammingError(
"{0} | '{1}' attribute is read only!".format(self.__class__.__name__, "view"))
@view.deleter
#*** Sphinx: Decorator commented for auto-documentation purpose. @foundations.exceptions.handleExceptions(foundations.exceptions.ProgrammingError)
[docs] def view(self):
"""
This method is the deleter method for **self.__view** attribute.
"""
raise foundations.exceptions.ProgrammingError(
"{0} | '{1}' attribute is not deletable!".format(self.__class__.__name__, "view"))
@property
def headers(self):
"""
This method is the property for **self.__headers** attribute.
:return: self.__headers. ( OrderedDict )
"""
return self.__headers
@headers.setter
#*** Sphinx: Decorator commented for auto-documentation purpose. @foundations.exceptions.handleExceptions(foundations.exceptions.ProgrammingError)
def headers(self, value):
"""
This method is the setter method for **self.__headers** attribute.
:param value: Attribute value. ( OrderedDict )
"""
raise foundations.exceptions.ProgrammingError(
"{0} | '{1}' attribute is read only!".format(self.__class__.__name__, "headers"))
@headers.deleter
#*** Sphinx: Decorator commented for auto-documentation purpose. @foundations.exceptions.handleExceptions(foundations.exceptions.ProgrammingError)
[docs] def activate(self, engine):
"""
This method activates the Component.
:param engine: Engine to attach the Component to. ( QObject )
:return: Method success. ( Boolean )
"""
LOGGER.debug("> Activating '{0}' Component.".format(self.__class__.__name__))
self.__engine = engine
self.__settings = self.__engine.settings
self.__settingsSection = self.name
self.activated = True
return True
[docs] def deactivate(self):
"""
This method deactivates the Component.
:return: Method success. ( Boolean )
"""
LOGGER.debug("> Deactivating '{0}' Component.".format(self.__class__.__name__))
self.__engine = None
self.__settings = None
self.__settingsSection = None
self.activated = False
return True
[docs] def initializeUi(self):
"""
This method initializes the Component ui.
:return: Method success. ( Boolean )
"""
LOGGER.debug("> Initializing '{0}' Component ui.".format(self.__class__.__name__))
self.Trace_Modules_Filter_lineEdit = Search_QLineEdit(self)
self.Trace_Modules_Filter_lineEdit.searchActiveLabel.hide()
self.Trace_Modules_Filter_lineEdit.setPlaceholderText("Objects Trace Filter ...")
self.Trace_Modules_Filter_horizontalLayout.addWidget(self.Trace_Modules_Filter_lineEdit)
self.__model = ModulesModel(self, horizontalHeaders=self.__headers)
self.Modules_treeView.setParent(None)
self.Modules_treeView = Modules_QTreeView(self, self.__model)
self.Modules_treeView.setObjectName("Modules_treeView")
self.Modules_treeView.setContextMenuPolicy(Qt.ActionsContextMenu)
self.Trace_Ui_dockWidgetContents_gridLayout.addWidget(self.Modules_treeView, 0, 0)
self.__view = self.Modules_treeView
self.__view_addActions()
self.setModules()
# Signals / Slots.
self.refreshNodes.connect(self.__model__refreshNodes)
self.initializedUi = True
return True
[docs] def uninitializeUi(self):
"""
This method uninitializes the Component ui.
:return: Method success. ( Boolean )
"""
LOGGER.debug("> Uninitializing '{0}' Component ui.".format(self.__class__.__name__))
# Signals / Slots.
self.refreshNodes.disconnect(self.__model__refreshNodes)
self.__view_removeActions()
self.__model = None
self.__view = None
self.initializedUi = False
return True
def __model__refreshNodes(self):
"""
This method is triggered when the Model Nodes need refresh.
"""
self.setModules()
def __model__refreshAttributes(self):
"""
This method refreshes the Model Nodes attributes.
"""
for node in foundations.walkers.nodesWalker(self.__model.rootNode):
if foundations.trace.isTraced(node.module) == node.traced.value:
continue
node.updateNodeAttributes()
def __view_addActions(self):
"""
This method sets the View actions.
"""
self.__view.addAction(self.__engine.actionsManager.registerAction(
"Actions|Umbra|Components|addons.traceUi|Trace Module(s)",
slot=self.__view_traceModulesAction__triggered))
self.__view.addAction(self.__engine.actionsManager.registerAction(
"Actions|Umbra|Components|addons.traceUi|Untrace Module(s)",
slot=self.__view_untraceModulesAction__triggered))
def __view_removeActions(self):
"""
This method removes the View actions.
"""
traceModulesAction = "Actions|Umbra|Components|addons.traceUi|Trace Module(s)"
untraceModulesAction = "Actions|Umbra|Components|addons.traceUi|Untrace Module(s)"
for action in (traceModulesAction, untraceModulesAction):
self.__view.removeAction(self.__engine.actionsManager.getAction(action))
self.__engine.actionsManager.unregisterAction(action)
def __view_traceModulesAction__triggered(self, checked):
"""
This method is triggered by **'Actions|Umbra|Components|addons.traceUi|Trace Module(s)'** action.
:param checked: Action checked state. ( Boolean )
:return: Method success. ( Boolean )
"""
pattern = foundations.strings.toString(self.Trace_Modules_Filter_lineEdit.text()) or r".*"
flags = re.IGNORECASE if self.Case_Sensitive_Matching_pushButton.isChecked() else 0
return self.traceModules(self.getSelectedModules(), pattern, flags)
def __view_untraceModulesAction__triggered(self, checked):
"""
This method is triggered by **'Actions|Umbra|Components|addons.traceUi|Untrace Module(s)'** action.
:param checked: Action checked state. ( Boolean )
:return: Method success. ( Boolean )
"""
return self.untraceModules(self.getSelectedModules())
[docs] def getSelectedNodes(self):
"""
This method returns the View selected nodes.
:return: View selected nodes. ( Dictionary )
"""
return self.__view.getSelectedNodes()
[docs] def getSelectedModules(self):
"""
This method returns the View selected modules.
:return: View selected modules. ( List )
"""
return [node.module for node in self.getSelectedNodes()]
#*** Sphinx: Decorator commented for auto-documentation purpose. @foundations.exceptions.handleExceptions(umbra.exceptions.notifyExceptionHandler,
#*** Sphinx: Decorator commented for auto-documentation purpose. foundations.exceptions.UserError)
[docs] def traceModules(self, modules, pattern=r".*", flags=re.IGNORECASE):
"""
This method traces given modules using given filter pattern.
:param modules: Modules to trace. ( List )
:param pattern: Matching pattern. ( String )
:param flags: Matching regex flags. ( Integer )
:return: Method success. ( Boolean )
"""
try:
pattern = re.compile(pattern, flags)
except Exception:
raise foundations.exceptions.UserError(
"{0} | Invalid objects trace filter pattern: Regex compilation failed!".format(self.__class__.__name__))
for module in modules:
foundations.trace.traceModule(module, foundations.verbose.tracer, pattern)
self.__model__refreshAttributes()
return True
[docs] def untraceModules(self, modules):
"""
This method untraces given modules.
:param modules: Modules to untrace. ( List )
:return: Method success. ( Boolean )
"""
for module in modules:
foundations.trace.untraceModule(module)
self.__model__refreshAttributes()
return True
[docs] def getModules(self):
"""
This method sets the registered Modules.
:return: Registered modules. ( List )
"""
return foundations.trace.REGISTERED_MODULES
[docs] def setModules(self, modules=None):
"""
This method sets the modules Model nodes.
:param modules: Modules to set. ( List )
:return: Method success. ( Boolean )
"""
nodeFlags = int(Qt.ItemIsSelectable | Qt.ItemIsEnabled)
modules = modules or self.getModules()
rootNode = umbra.ui.nodes.DefaultNode(name="InvisibleRootNode")
for module in modules:
moduleNode = ModuleNode(module=module,
name=unicode(module.__name__),
parent=rootNode,
nodeFlags=nodeFlags,
attributesFlags=int(Qt.ItemIsSelectable | Qt.ItemIsEnabled))
rootNode.sortChildren()
self.__model.initializeModel(rootNode)
return True